// Copyright 2018 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef V8_INTL_SUPPORT
#error Internationalization is expected to be enabled.
#endif // V8_INTL_SUPPORT

#ifndef V8_OBJECTS_JS_COLLATOR_H_
#define V8_OBJECTS_JS_COLLATOR_H_

#include <set>
#include <string>

#include "src/heap/factory.h"
#include "src/isolate.h"
#include "src/objects.h"
#include "src/objects/intl-objects.h"
#include "src/objects/js-objects.h"
#include "src/objects/managed.h"

// Has to be the last include (doesn't have include guards):
#include "src/objects/object-macros.h"

namespace U_ICU_NAMESPACE {
class Collator;
} //  namespace U_ICU_NAMESPACE

namespace v8 {
namespace internal {

    class JSCollator : public JSObject {
    public:
        // ecma402/#sec-initializecollator
        V8_WARN_UNUSED_RESULT static MaybeHandle<JSCollator> Initialize(
            Isolate* isolate, Handle<JSCollator> collator, Handle<Object> locales,
            Handle<Object> options);

        // ecma402/#sec-intl.collator.prototype.resolvedoptions
        static Handle<JSObject> ResolvedOptions(Isolate* isolate,
            Handle<JSCollator> collator);

        V8_EXPORT_PRIVATE static const std::set<std::string>& GetAvailableLocales();

        DECL_CAST(JSCollator)
        DECL_PRINTER(JSCollator)
        DECL_VERIFIER(JSCollator)

// Layout description.
#define JS_COLLATOR_FIELDS(V)           \
    V(kICUCollatorOffset, kTaggedSize)  \
    V(kBoundCompareOffset, kTaggedSize) \
    /* Total size. */                   \
    V(kSize, 0)

        DEFINE_FIELD_OFFSET_CONSTANTS(JSObject::kHeaderSize, JS_COLLATOR_FIELDS)
#undef JS_COLLATOR_FIELDS

        DECL_ACCESSORS(icu_collator, Managed<icu::Collator>)
        DECL_ACCESSORS(bound_compare, Object)

        OBJECT_CONSTRUCTORS(JSCollator, JSObject);
    };

} // namespace internal
} // namespace v8

#include "src/objects/object-macros-undef.h"

#endif // V8_OBJECTS_JS_COLLATOR_H_
